Home / 8,136,681.75-11,229,145.70-4,515,009.75

Finding the Fourth Proportional to 8,136,681.75, 11,229,145.70 and 4,515,009.75

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Solution

The fourth proportional to 8,136,681.75, 11,229,145.70 and 4,515,009.75 is: 6,231,004.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,136,681.75 : 11,229,145.70 = 4,515,009.75 : x
  2. Step 2: Convert to fraction form
    8,136,681.75/11,229,145.70 = 4,515,009.75/x
  3. Step 3: Cross multiply
    8,136,681.75x = 11,229,145.70 × 4,515,009.75
  4. Step 4: Simplify right side
    8,136,681.75x = 50,699,702,297,095.53
  5. Step 5: Solve for x
    x = 50,699,702,297,095.53/8,136,681.75
  6. Step 6: Final answer
    x = 6,231,004.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.